From 1870313424e2f7aa2b000e6fc646463f58f03445 Mon Sep 17 00:00:00 2001
From: Justin Hawkins <justin@hawkins.id.au>
Date: Mon, 20 Feb 2017 21:16:44 +1030
Subject: [PATCH] Go version, for the easier cross-platform lulz

---
 dau.go | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 dau.go

diff --git a/dau.go b/dau.go
new file mode 100644
index 0000000..e5d917f
--- /dev/null
+++ b/dau.go
@@ -0,0 +1,73 @@
+package main
+
+import (
+  "fmt"
+  "strings"
+  "github.com/pborman/getopt"
+  "path/filepath"
+  "os"
+  "time"
+  "net/http"
+)
+
+var last_check = time.Now()
+var new_last_check = time.Now()
+
+func main() {
+  webhook_url, path := parse_options()
+  fmt.Println(webhook_url, path)
+
+  // wander the path, forever
+  for {
+    err := filepath.Walk(path, check_file)
+    if err != nil { fmt.Printf("SHIT ERROR") }
+    //fmt.Printf("filepath.Walk() returned %v\n", err)
+    last_check = new_last_check
+    time.Sleep(500 * time.Millisecond)
+  }
+}
+
+
+func parse_options() (webhook_url string, path string) {
+
+  // Declare the flags to be used
+  // helpFlag    := getopt.Bool('h', "display help")
+  webhookFlag := getopt.StringLong("webhook",   'w', "", "webhook URL")
+  pathFlag    := getopt.StringLong("directory", 'd', "", "directory")
+
+  getopt.Parse()
+
+  return *webhookFlag, *pathFlag
+
+}
+
+func check_file(path string, f os.FileInfo, err error) error {
+  // fmt.Println("Comparing", f.ModTime(), "to", last_check, "for", path)
+
+  if f.ModTime().After(last_check) && f.Mode().IsRegular() {
+    fmt.Println("YES", path, "is new")
+
+    if file_eligible(path) {
+      // process file
+      process_file(path)
+    }
+
+    if new_last_check.Before(f.ModTime()) {
+      new_last_check = f.ModTime()
+    }
+  }
+
+  return nil
+}
+
+func file_eligible(file string) (bool) {
+  extension := strings.ToLower(filepath.Ext(file))
+  if extension == ".png" || extension == ".jpg" || extension == ".gif" {
+    return true
+  }
+  return false
+}
+
+func process_file(file string) {
+  fmt.Println("Uploading", file)
+}